<?php
/**
 * This code is licensed under the BSD 3-Clause License.
 *
 * Copyright (c) 2017, Maks Rafalko
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * * Redistributions of source code must retain the above copyright notice, this
 *   list of conditions and the following disclaimer.
 *
 * * Redistributions in binary form must reproduce the above copyright notice,
 *   this list of conditions and the following disclaimer in the documentation
 *   and/or other materials provided with the distribution.
 *
 * * Neither the name of the copyright holder nor the names of its
 *   contributors may be used to endorse or promote products derived from
 *   this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

declare(strict_types=1);

namespace Infection\Configuration\Schema;

use function array_map;
use JsonSchema\Validator;
use const PHP_EOL;
use function sprintf;
use function str_contains;

/**
 * @final
 */
class SchemaValidator
{
    private const SCHEMA_FILE = __DIR__ . '/../../../resources/schema.json';

    /**
     * @throws InvalidSchema
     */
    public function validate(SchemaConfigurationFile $rawConfig): void
    {
        $validator = new Validator();

        $schemaFile = self::SCHEMA_FILE;

        // Prepend with file:// only when not using a special schema already (e.g. in the PHAR)
        if (!str_contains($schemaFile, '://')) {
            $schemaFile = 'file://' . $schemaFile;
        }

        $contents = $rawConfig->getDecodedContents();

        $validator->validate($contents, (object) ['$ref' => $schemaFile]);

        if ($validator->isValid()) {
            return;
        }

        $errors = array_map(
            static fn (array $error): string => sprintf('[%s] %s%s', $error['property'], $error['message'], PHP_EOL),
            $validator->getErrors(),
        );

        throw InvalidSchema::create($rawConfig, $errors);
    }
}
